00972nam a2200253 k 4500001001300000005001500013008004100028049002800069052001700097056001500114082001500129245009900144260005400243300003100297440004200328504002400370650005300394653013600447700001900583700004800602700001400650949003700664950001700701KMO20041945420211201135151040623s2003    ulka          000   kor  0 lEM3037644lEM3037645c201a554.912b4-1  a554.912240 a621.5322100a공기 압축기의 기술동향=xAir compressor/d이창환;e정의섭;e김지홍 [공저]  a서울:b한국과학기술정보연구원,c2003  avii, 135p.:b삽도;c23cm00a2003 기술산업정보분석;vBA128  a참고문헌: p.135 8a공기 압축기[空氣壓縮機]0KSH1998003117  a공기a압축기a공기압축기a기술동향aAIRaCOMPRESSORa기술산업정보분석a기술정보분석a특허정보분석1 a이창환4aut1 a정의섭,g鄭義燮,d1962-0KAC2017555461 a김지홍0 a기술산업정보분석;vBA1281 a가격불명